Home Bearing HRB 31309 Tapered Roller Bearing - Harbin Authentic High Load Capacity Bearing
HRB 31309 Bearing

For reference only. Please contact us for actual product photos and detailed specifications.

HRB Genuine Original

HRB 31309 Tapered Roller Bearing - Harbin Authentic High Load Capacity Bearing
Model / Part No: 31309 Catalog ID: MB-4DC44B71

Brand

HRB

Model / Part No.

31309

Category

Bearing

Origin

Global

Availability

3380 pcs Ready to Ship
US$ 5.40 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Official proforma invoice provided for all settlements.

Cross-Brand Alternatives

SKF 31309

SKF

31309

US$ 42.10 View
NXZ 31309

NXZ

31309

US$ 4.40 View
LYC 31309

LYC

31309

US$ 4.60 View
SSZJ 31309

SSZJ

31309

US$ 5.60 View
ZWZ 31309

ZWZ

31309

US$ 5.70 View
TIMKEN 31309

TIMKEN

31309

US$ 18.60 View

Technical Drawings (For reference only)

Technical Drawing 1
Technical Drawing 2

Technical Specifications (For reference only)

Bearing Designation

Bearing Code
31309

Calculation Factor

e
0.83
Y
0.72
Yo
0.400

Limiting Speed r/min

Grease Lubrication
3400
Oil Lubrication
4500

Overall Dimensions mm

T
27.25
d
45
D
100
C
18.0
B
25.0
r 1,2 min
2.0
r 3,4 min
1.5

Mounting Dimensions mm

r a max
1.5
D a max
91
D b min
95.0
d b max
54
d a max
57.0
r b max
1.5
C b min
9.0
C a min
4
D a min
79

Weight (Reference) kg

Weight (Reference) kg
0.9450

Rated Load kN

Cor
108
Cr
96.3

Point of Action Position mm

a
32

ISO355 Dimension Series

ISO355 Dimension series
7FB

Logistics & Global Settlement

Tri-Regional Warehousing

Orders fulfillable from our strategic hubs in Singapore, Shanghai, and Malaysia for optimized lead times.

100% Authenticity Promise

Every component is sourced through authorized channels with strict quality control protocols.

Global Settlement

We support international trade via Bank T/T and PayPal with secure transaction monitoring.

Official Payment Channels
PayPal

Fast & Secure

Bank T/T

Wire Transfer

Commercial invoices (PI) will be issued in USD. Letter of Credit (L/C) accepted for high-volume contract orders.

Trade Assurance

Shipping Origins

SG, CN, MY

Trade Terms

EXW, FOB, CIF, DDP

Certificates

CO, Form E, FTA Support

Technical Expert

Amy

"Need technical drawings (PDF/CAD) or a bulk volume quote? I'm available for immediate consultation."

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